When you have allergies that are so bad even regular capsules make you sick, what are you supposed to do? You need your medications and you want to use vitamins and supplements. But not just any capsule will do. These vegetarian capsules are made from HPMC and are 100% plant derived. You won't find any sugar, wheat, dairy, corn or soy anywhere near them. The capsules don't have any irritants or preservatives. You can rest assured that any reaction you have is not from the capsule you are using when you use these! And they are great for powders, herbs, vitamins and more!